<template>
  <div :id="id" :class="className" :style="{ height: height, width: width }" />
</template>

<script>
import * as echarts from "echarts";
// require("echarts/theme/macarons"); // echarts theme
import resize from "./mixins/resize";

export default {
  mixins: [resize],
  props: {
    id: {
      type: String,
      default: "chart",
    },
    className: {
      type: String,
      default: "chart",
    },
    width: {
      type: String,
      default: "100%",
    },
    height: {
      type: String,
      default: "355px",
    },
    chartData: {
      type: Object,
      default() {
        return {
          xData: [],
          female: [],
          // male: [],
          // average: [],
        };
      },
    },
  },
  data() {
    return {
      chart: null,
    };
  },
  watch: {
    chartData: {
      handler: function () {
        this.initChart();
      },
      deep: true,
    },
  },
  mounted() {
    this.$nextTick(() => {
      this.initChart();
    });
  },
  beforeDestroy() {
    if (!this.chart) {
      return;
    }
    this.chart.dispose();
    this.chart = null;
  },
  methods: {
    initChart() {
      this.chart = echarts.init(document.getElementById(this.id));

      this.chart.setOption({
        tooltip: {
          trigger: "item",
          formatter: "{a} <br/>{b} : {c}万 ({d}%)",
        },
        legend: {
          left: "center",
          bottom: "10",
          data: this.chartData.xData,
          // ['Industries', 'Technology', 'Forex', 'Gold', 'Forecasts']
        },
        series: [
          {
            name: "",
            type: "pie",
            // roseType: "radius",
            radius: [15, 95],
            center: ["50%", "38%"],
            data: this.chartData.female,
            //   [
            //   { value: 320, name: 'Industries' },
            //   { value: 240, name: 'Technology' },
            //   { value: 149, name: 'Forex' },
            //   { value: 100, name: 'Gold' },
            //   { value: 59, name: 'Forecasts' }
            // ],
            animationEasing: "cubicInOut",
            animationDuration: 2600,
            //百分比
            label: {
              show: true,
              formatter: (params) => {
                const value = params.value.toLocaleString(); // 千分位格式化
                return `${params.name}: ${value}万 (${params.percent}%)`;
              }
            }
          },
        ],
      });
      this.chart.on("click", this.handleClick);
    },
    handleClick(params) {
      console.log(params.dataIndex);
      // this.$emit("SetPieChartData", params.dataIndex);
    },
  },
};
</script>
